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Finding the Fourth Proportional to 594,908.88, 820,670.16 and 379,822.96

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Solution

The fourth proportional to 594,908.88, 820,670.16 and 379,822.96 is: 523,961.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,908.88 : 820,670.16 = 379,822.96 : x
  2. Step 2: Convert to fraction form
    594,908.88/820,670.16 = 379,822.96/x
  3. Step 3: Cross multiply
    594,908.88x = 820,670.16 × 379,822.96
  4. Step 4: Simplify right side
    594,908.88x = 311,709,369,354.87
  5. Step 5: Solve for x
    x = 311,709,369,354.87/594,908.88
  6. Step 6: Final answer
    x = 523,961.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.